21 1/2x23x1 Exact MERV 8 Plus Carbon AC Furnace Filters Number Per Box:6 MERV 7 Plus Carbon air

MERV 7 Plus Carbon air filters are comparable to air filters with the MPR rating of 600

Nordic Pure 20x25x4 Pleated Air Filters MERV 10 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

There is a metal mesh support grid bonded to the pleats for extra support

Nordic Pure 16x25x4 Pleated Air Filters MERV 14 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Nordic Pure 20x24x4 Pleated Air Filters MERV 10 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

21 1/2x23x1 Exact MERV 8 Plus Carbon AC Furnace Filters Number Per Box:6 MERV 7 Plus Carbon airActual Size: 21 1 2 x 23 x 3 4 (21. 5 x 23 x 0. 75) Captures large airborne particles like lint, household dust, pollen, dust mites, mold spores and other contaminants. Ideal for customers who need odor control for pet and cooking smells Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 8 is equivalent to MPR 800 Made in the USA. Nordic Pure pleated AC air filters are made of electrostatically